Square Theory | Adam Aaronson
The story starts in Crosscord, the crossword Discord server. Over 5,000 users strong, the server has emerged as a central hub for the online crossword community, a buzzing, sometimes overwhelming, sometimes delightful town square where total noobs, veteran constructors, and champion solvers alike come together to talk about words that cross each other. We direct our attention toward the #etuiposting channel, Crosscord’s designated space for shitposting (so named because ETUI, a sewing case, is a prototypically shitty piece of crosswordese). There, one afternoon in January 2022, crossword constructor and Crossword Nexus warden Alex Boisvert posted what seemed at the time to be an innocuous, mildly interesting observation: Suffice to say, the Crosscord hivemind had other examples of this. Will Nediger replied a few minutes later with the clever MULTITOOL and MULTIPLIERS (words with completely unrelated meanings, despite the fact that PLIERS are a TOOL). Several messages later, Alex chime
Square Theory | Adam Aaronson ← Back to Blog May 27, 2025 Square Theory The story starts in Crosscord , the crossword Discord server. Over 5,000 users strong, the server has emerged as a central hub for the online crossword community, a buzzing, sometimes overwhelming, sometimes delightful town square where total noobs, veteran constructors, and champion solvers alike come together to talk about words that cross each other. Square roots We direct our attention toward the #etuiposting channel, Crosscord’s designated space for shitposting (so named because ETUI, a sewing case, is a prototypicall
saved by
related reading
- Fill Harmonics, the crossword puzzle music machineparkerhiggins.net
- Infinity Category Theory Offers a Bird's-Eye View of Mathematics | Scientific Americanscientificamerican.com
- Using spaced repetition systems to see through a piece of mathematicscognitivemedium.com
- Squad Wealthotherinter.net
- LessWronglesswrong.com
- Shtetl-Optimizedscottaaronson.blog
- Hip to Be Square - by Marc Rubinstein - Net Interestnetinterest.co
- Squaring the circle - Wikipediaen.wikipedia.org
- An OpenAI model has disproved a central conjecture in discrete geometry | OpenAIopenai.com
- Internal Double Crux — LessWronglesswrong.com
- Notes on Puzzles — Nabeel S. Qureshinabeelqu.co
- Inscribed square problem - Wikipediaen.wikipedia.org